Quinoxalinyl carboxylic acid derivatives

Abstract

A compound of the formula XXXIor the pharmaceutically acceptable salt thereof; wherein R<1>, R<2>, and R<3 >are as defined herein and the compound is useful in the preparation or use of compounds that treat inflammation and other immune disorders.

What is claimed is:  
     
       1. A compound of the formula XXXI                    
       or the pharmaceutically acceptable salt thereof; wherein 
       R 1  is quinoxalinyl optionally substituted with one or more substituents independently selected from the group consisting of hydrogen, deuterium, halo, CN, (C 1 -C 6 )alkyl optionally substituted with one or more fluorine atoms, hydroxy, hydroxy-(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy optionally substituted with one or more fluorine atoms, (C 1 -C 6 )alkoxy(C 1 -C 6 )alkyl, HO—(C═O)—, (C 1 -C 6 )alkyl-O—(C═O)—, HO—(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-O—(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-(C═O)—O—, (C 1 -C 6 )alkyl-(C═O)—O—(C 1 -C 6 )alkyl, H(O═C)—, H(O═C)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl(O═C)—, (C 1 -C 6 )alkyl(O═C)—(C 1 -C 6 )alkyl, NO 2 , amino, (C 1 -C 6 )alkylamino, [(C 1 -C 6 )alkyl] 2 amino, amino(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylamino(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 amino(C 1 -C 6 )alkyl, H 2 N—(C═O)—, (C 1 -C 6 )alkyl-NH—(C═O)—, [(C 1 -C 6 )alkyl] 2 N—(C═O)—, H 2 N(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-HN(C═O)—(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 N—(C═O)—(C 1 -C 6 )alkyl, H(O═C)—NH—, (C 1 -C 6 )alkyl(C═O)—NH, (C 1 -C 6 )alkyl(C═O)—[NH](C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl(C═O)—[N(C 1 -C 6 )alkyl](C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-S—, (C 1 -C 6 )alkyl-(S═O)—, (C 1 -C 6 )alkyl-SO 2 —, (C 1 -C 6 )alkyl-SO 2 —NH—, H 2 N—SO 2 —, H 2 N—SO 2 —(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylHN—SO 2 —(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 N—SO 2 —(C 1 -C 6 )alkyl, CF 3 SO 3 —, (C 1 -C 6 )alkyl-SO 3 —, (C 3 -C 10 )cycloalkyl, (C 2 -C 9 )heterocycloalkyl, and (C 2 -C 9 )heteroaryl;  
       R 2  is phenyl-(CH 2 ) m —, naphthyl-(CH 2 ) m —, (C 3 -C 10 )cycloalkyl-(CH 2 ) m —, (C 1 -C 6 )alkyl or (C 2 -C 9 )heteroaryl-(CH 2 ) m —, wherein m is an interger from zero to four; wherein each of said phenyl, naphthyl, (C 3 -C 10 )cycloalkyl or (C 2 -C 9 )heteroaryl moieties of said phenyl-(CH 2 ) m —, naphthyl-(CH 2 ) m —, (C 3 -C 10 )cycloalkyl-(CH 2 ) m — or (C 2 -C 9 )heteroaryl-(CH 2 ) m — groups may optionally be substituted with one or more substituents independently selected from hydrogen, deuterium, halo, CN, (C 1 -C 6 )alkyl optionally substituted with one or more fluorine atoms, hydroxy, hydroxy-(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy optionally substituted with one or more fluorine atoms, (C 1 -C 6 )alkoxy(C 1 -C 6 )alkyl, HO—(C═O)—, (C 1 -C 6 )alkyl-O—(C═O)—, HO—(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-O—(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-(C═O)—O—, (C 1 -C 6 )alkyl-(C═O)—O—(C 1 -C 6 )alkyl, H(O═C)—, H(O═C)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl(O═C)—, (C 1 -C 6 )alkyl(O═C)—(C 1 -C 6 )alkyl, NO 2 , amino, (C 1 -C 6 )alkylamino, [(C 1 -C 6 )alkyl] 2 amino, amino(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylamino(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 amino(C 1 -C 6 )alkyl, H 2 N—(C═O)—, (C 1 -C 6 )alkyl-NH—(C═O)—, [(C 1 -C 6 )alkyl] 2 N—(C═O)—, H 2 N(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-HN(C═O)—(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 N—(C═O)—(C 1 -C 6 )alkyl, H(O═C)—NH—, (C 1 -C 6 )alkyl(C═O)—NH, (C 1 -C 6 )alkyl(C═O)—[NH](C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl(C═O)—[N(C 1 -C 6 )alkyl](C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-S—, (C 1 -C 6 )alkyl-(S═O)—, (C 1 -C 6 )alkyl-SO 2 —, (C 1 -C 6 )alkyl-SO 2 —NH—, H 2 N—SO 2 —, H 2 N—SO 2 —(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylHN—SO 2 —(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 N—SO 2 —(C 1 -C 6 )alkyl, CF 3 SO 3 —, (C 1 -C 6 )alkyl-SO 3 —, phenyl, phenoxy, benzyloxy, (C 3 -C 10 )cycloalkyl, (C 2 -C 9 )heterocycloalkyl, and (C 2 -C 9 )heteroaryl;  
       R 3  is hydrogen, deuterium, (C 1 -C 10 )alkyl, (C 3 -C 10 )cycloalkyl-(CH 2 ) n —, (C 2 -C 9 )heterocycloalkyl-(CH 2 ) n —, (C 2 -C 9 )heteroaryl-(CH 2 ) n — or aryl-(CH 2 ) n —; wherein n is an interger from zero to six;  
       wherein said R 3  (C 1 -C 10 )alkyl group may optionally be substituted with one or more substituents, independently selected from hydrogen, deuterium, halo, CN, (C 1 -C 6 )alkyl optionally substituted with one or more fluorine atoms, hydroxy, hydroxy-(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy optionally substituted with one or more fluorine atoms, (C 1 -C 6 )alkoxy(C 1 -C 6 )alkyl, HO—(C═O)—, (C 1 -C 6 )alkyl-O—(C═O)—, HO—(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-O—(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-(C═O)—O—, (C 1 -C 6 )alkyl-(C═O)—O—(C 1 -C 6 )alkyl, H(O═C)—, H(O═C)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl(O═C)—, (C 1 -C 6 )alkyl(O═C)—(C 1 -C 6 )alkyl, NO 2 , amino, (C 1 -C 6 )alkylamino, [(C 1 -C 6 )alkyl] 2 amino, amino(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylamino(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 amino(C 1 -C 6 )alkyl, H 2 N—(C═O)—, (C 1 -C 6 )alkyl-NH—(C═O)—, [(C 1 -C 6 )alkyl] 2 N—(C═O)—, H 2 N(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-HN(C═O)—(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 N—(C═O)—(C 1 -C 6 )alkyl, H(O═C)—NH—, (C 1 -C 6 )alkyl(C═O)—NH, (C 1 -C 6 )alkyl(C═O)—[NH](C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl(C═O)—[N(C 1 -C 6 )alkyl](C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-S—, (C 1 -C 6 )alkyl-(S═O)—, (C 1 -C 6 )alkyl-SO 2 —, (C 1 -C 6 )alkyl-SO 2 —NH—, H 2 N—SO 2 —, H 2 N—SO 2 —(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylHN—SO 2 —(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 N—SO 2 —(C 1 -C 6 )alkyl, CF 3 SO 3 —, (C 1 -C 6 )alkyl-SO 3 —, phenyl, (C 3 -C 10 )cycloalkyl, (C 2 -C 9 )heterocycloalkyl, and (C 2 -C 9 )heteroaryl; and wherein any of the carbon-carbon single bonds of said (C 1 -C 10 )alkyl may optionally be replaced by a carbon-carbon double bond;  
       wherein the (C 3 -C 10 )cycloalkyl moiety of said R 3  (C 3 -C 10 )cycloalkyl-(CH 2 ) n — group may optionally be substituted by one to three substitutents independently selected from the group consisting of hydrogen, deuterium, halo, CN, (C 1 -C 6 )alkyl optionally substituted with one or more fluorine atoms, hydroxy, hydroxy-(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy optionally substituted with one or more fluorine atoms, (C 1 -C 6 )alkoxy(C 1 -C 6 )alkyl, HO—(C═O)—, (C 1 -C 6 )alkyl-O—(C═O)—, HO—(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-O—(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-(C═O)—O—, (C 1 -C 6 )alkyl-(C═O)—O—(C 1 -C 6 )alkyl, H(O═C)—, H(O═C)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl(O═C)—, (C 1 -C 6 )alkyl(O═C)—(C 1 -C 6 )alkyl, NO 2 , amino, (C 1 -C 6 )alkylamino, [(C 1 -C 6 )alkyl] 2 amino, amino(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylamino(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 amino(C 1 -C 6 )alkyl, H 2 N—(C═O)—, (C 1 -C 6 )alkyl-NH—(C═O)—, [(C 1 -C 6 )alkyl] 2 N—(C═O)—, H 2 N(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-HN(C═O)—(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 N—(C═O)—(C 1 -C 6 )alkyl, H(O═C)—NH—, (C 1 -C 6 )alkyl(C═O)—NH, (C 1 -C 6 )alkyl(C═O)—[NH](C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl(C═O)—[N(C 1 -C 6 )alkyl](C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-S—, (C 1 -C 6 )alkyl-(S═O)—, (C 1 -C 6 )alkyl-SO 2 —, (C 1 -C 6 )alkyl-SO 2 —NH—, H 2 N—SO 2 —, H 2 N—SO 2 —(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylHN—SO 2 —(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 N—SO 2 —(C 1 -C 6 )alkyl, CF 3 SO 3 —, (C 1 -C 6 )alkyl-SO 3 —, phenyl, (C 3 -C 10 )cycloalkyl, (C 2 -C 9 )heterocycloalkyl, and (C 2 -C 9 )heteroaryl;  
       wherein the (C 2 -C 9 )heterocycloalkyl moiety of said R 3  (C 2 -C 9 )heterocycloalkyl-(CH 2 ) n — group has from one to three heteroatoms independently selected from nitrogen, sulfur, oxygen, >S(═O), >SO 2  or >NR 6 , wherein said (C 2 -C 9 )heterocycloalkyl moiety of said (C 2 -C 9 )heterocycloalkyl-(CH 2 ) n — group may optionally be substituted on any of the ring carbon atoms capable of forming an additional bond with a substituent independently selected from the group consisting of hydrogen, deuterium, halo, CN, (C 1 -C 6 )alkyl optionally substituted with one or more fluorine atoms, hydroxy, hydroxy-(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy optionally substituted with one or more fluorine atoms, (C 1 -C 6 )alkoxy(C 1 -C 6 )alkyl, HO—(C═O)—, (C 1 -C 6 )alkyl-O—(C═O)—, HO—(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-O—(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-(C═O)—O—, (C 1 -C 6 )alkyl-(C═O)—O—(C 1 -C 6 )alkyl, H(O═C)—, H(O═C)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl(O═C)—, (C 1 -C 6 )alkyl(O═C)—(C 1 -C 6 )alkyl, NO 2 , amino, (C 1 -C 6 )alkylamino, [(C 1 -C 6 )alkyl] 2 amino, amino(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylamino(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 amino(C 1 -C 6 )alkyl, H 2 N—(C═O)—, (C 1 -C 6 )alkyl-NH—(C═O)—, [(C 1 -C 6 )alkyl] 2 N—(C═O)—, H 2 N(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-HN(C═O)—(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 N—(C═O)—(C 1 -C 6 )alkyl, H(O═C)—NH—, (C 1 -C 6 )alkyl(C═O)—NH, (C 1 -C 6 )alkyl(C═O)—[NH](C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl(C═O)—[N(C 1 -C 6 )alkyl](C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-S—, (C 1 -C 6 )alkyl-(S═O)—, (C 1 -C 6 )alkyl-SO 2 —, (C 1 -C 6 )alkyl-SO 2 —NH—, H 2 N—SO 2 —, H 2 N—SO 2 —(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylHN—SO 2 —(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 N—SO 2 —(C 1 -C 6 )alkyl, CF 3 SO 3 —, (C 1 -C 6 )alkyl-SO 3 —, phenyl, (C 3 -C 10 )cycloalkyl, (C 2 -C 9 )heterocycloalkyl, and (C 2 -C 9 )heteroaryl;  
       wherein the (C 2 -C 9 )heteroaryl moiety of said R 3  (C 2 -C 9 )heteroaryl-(CH 2 ) n — group has from one to three heteroatoms independently selected from nitrogen, sulfur or oxygen wherein said (C 2 -C 9 )heteroaryl moiety of said (C 2 -C 9 )heteroaryl-(CH 2 ) n — group may optionally be substituted on any of the ring carbon atoms capable of forming an additional bond with a substituent selected from the group consisting of hydrogen, deuterium, halo, CN, (C 1 -C 6 )alkyl optionally substituted with one or more fluorine atoms, hydroxy, hydroxy-(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy optionally substituted with one or more fluorine atoms, (C 1 -C 6 )alkoxy(C 1 -C 6 )alkyl, HO—(C═O)—, (C 1 -C 6 )alkyl-O—(C═O)—, HO—(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-O—(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-(C═O)—O—, (C 1 -C 6 )alkyl-(C═O)—O—(C 1 -C 6 )alkyl, H(O═C)—, H(O═C)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl(O═C)—, (C 1 -C 6 )alkyl(O═C)—(C 1 -C 6 )alkyl, NO 2 , amino, (C 1 -C 6 )alkylamino, [(C 1 -C 6 )alkyl] 2 amino, amino(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylamino(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 amino(C 1 -C 6 )alkyl, H 2 N—(C═O)—, (C 1 -C 6 )alkyl-NH—(C═O)—, [(C 1 -C 6 )alkyl] 2 N—(C═O)—, H 2 N(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-HN(C═O)—(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 N—(C═O)—(C 1 -C 6 )alkyl, H(O═C)—NH—, (C 1 -C 6 )alkyl(C═O)—NH, (C 1 -C 6 )alkyl(C═O)—[NH](C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl(C═O)—[N(C 1 -C 6 )alkyl](C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl—S—, (C 1 -C 6 )alkyl-(S═O)—, (C 1 -C 6 )alkyl-SO 2 —, (C 1 -C 6 )alkyl-SO 2 —NH—, H 2 N—SO 2 —, H 2 N—SO 2 —(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylHN—SO 2 —(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 N—SO 2 —(C 1 -C 6 )alkyl, CF 3 SO 3 —, (C 1 -C 6 )alkyl-SO 3 —, phenyl, (C 3 -C 10 )cycloalkyl, (C 2 -C 9 )heterocycloalkyl, and (C 2 -C 9 )heteroaryl; and  
       wherein said aryl moiety of said R 3  aryl-(CH 2 ) n — group is optionally substituted phenyl or naphthyl, wherein said phenyl and naphthyl may optionally be substituted with from one to three substituents independently selected from the group consisting of hydrogen, deuterium, halo, CN, (C 1 -C 6 )alkyl optionally substituted with one or more fluorine atoms, hydroxy, hydroxy-(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy optionally substituted with one or more fluorine atoms, (C 1 -C 6 )alkoxy(C 1 -C 6 )alkyl, HO—(C═O)—, (C 1 -C 6 )alkyl-O—(C═O)—, HO—(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-O-(C═O)-(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-(C═O)—O—, (C 1 -C 6 )alkyl-(C═O)—O—(C 1 -C 6 )alkyl, H(O═C)—, H(O═C)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl(O═C)—, (C 1 -C 6 )alkyl(O═C)—(C 1 -C 6 )alkyl, NO 2 , amino, (C 1 -C 6 )alkylamino, [(C 1 -C 6 )alkyl] 2 amino, amino(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylamino(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 amino(C 1 -C 6 )alkyl, H 2 N—(C═O)—, (C 1 -C 6 )alkyl-NH—(C═O)—, [(C 1 -C 6 )alkyl] 2 N—(C═O)—, H 2 N(C═O)—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-HN(C═O)—(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 N—(C═O)—(C 1 -C 6 )alkyl, H(O═C)—NH—, (C 1 -C 6 )alkyl(C═O)—NH, (C 1 -C 6 )alkyl(C═O)—[NH](C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl(C═O)—[N(C 1 -C 6 )alkyl](C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-S—, (C 1 -C 6 )alkyl-(S═O)—, (C 1 -C 6 )alkyl-SO 2 —, (C 1 -C 6 )alkyl-SO 2 —NH—, H 2 N—SO 2 —, H 2 N—SO 2 —(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylHN—SO 2 —(C 1 -C 6 )alkyl, [(C 1 -C 6 )alkyl] 2 N—SO 2 —(C 1 -C 6 )alkyl, CF 3 SO 3 —, (C 1 -C 6 )alkyl-SO 3 —, phenyl, (C 3 -C 10 )cycloalkyl, (C 2 -C 9 )heterocycloalkyl, and (C 2 -C 9 )heteroaryl.  
     
     
       2. A compound according to  claim 1 , wherein R 1  is optionally substituted quinoxalin-2-yl or quinoxalin-6-yl. 
     
     
       3. A compound according to  claim 1 , wherein R 2  is optionally substituted benzyl. 
     
     
       4. A compound according to  claim 2 , wherein R 2  is optionally substituted benzyl. 
     
     
       5. A compound according to  claim 1 , wherein R 3  is optionally substituted (C 1 -C 10 )alkyl or (C 3 -C 10 )cycloalkyl-(CH 2 ) n —. 
     
     
       6. A compound according to  claim 2 , wherein R 3  is optionally substituted (C 1 -C 10 )alkyl or (C 3 -C 10 )cycloalkyl-(CH 2 ) n —. 
     
     
       7. A compound according to  claim 3 , wherein R 3  is optionally substituted (C 1 -C 10 )alkyl or (C 3 -C 10 )cycloalkyl-(CH 2 ) n —. 
     
     
       8. A compound according to  claim 4 , wherein R 3  is optionally substituted (C 1 -C 10 )alkyl or (C 3 -C 10 )cycloalkyl-(CH 2 ) n —. 
     
     
       9. A compound according to any of claims  1 - 8 , wherein R 3  is substituted by fluoro or hydroxy. 
     
     
       10. A compound according to  claim 1 , wherein said compound is 2-(3-fluoro-3-methyl-butyl)-4-hydroxy-6-phenyl-5-[(quinoxaline-2-carbonyl)-amino]-hexanoic acid.